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Not too sure why i keep getting WA.... hope someone can help me resolve this

#include <stdio.h>
#include <string.h>
#include <ctype.h>
#define MAX 1000

int main(void){
char palindrome[MAX + 1] = {0};
int len, i, j, alpha;

while(fgets(palindrome, MAX, stdin)){
alpha = 0;

len = strlen ...